panic: trap type 6, code=10, pc=0
Starting stack trace...
panic(ffffffff833b94b5) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff80003c438850) at kerntrap+0x30b
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
0(ffffffff837c2ca8,fffffd805ea79f08,7658e8e340cd0d75,0,fffffd805ea79f08,281) at 0
softclock_process_kclock_timeout(fffffd805ea79f08,0) at softclock_process_kclock_timeout+0x2a7 sys/kern/kern_timeout.c:729
softclock(0) at softclock+0x179 sys/kern/kern_timeout.c:782
softintr_dispatch(0) at softintr_dispatch+0x13b sys/kern/kern_softintr.c:84
dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847
Xsoftclock() at Xsoftclock+0x27
malloc(10000,7f,1) at malloc+0x56e sys/kern/kern_malloc.c:227
ufs_readdir(ffff80003c438dd0) at ufs_readdir+0x13f sys/ufs/ufs/ufs_vnops.c:1364
VOP_READDIR(fffffd806e0407a0,ffff80003c438e58,fffffd80097fb820,ffff80003c438e9c) at VOP_READDIR+0x125 sys/kern/vfs_vops.c:453
sys_getdents(ffff80003a008d18,ffff80003c438ff0,ffff80003c438f40) at sys_getdents+0x2df sys/kern/vfs_syscalls.c:3183
syscall(ffff80003c438ff0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c438ff0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f37c5eb9390, count: 242
End of stack trace.

dump to dev 4,1 not possible